+ AC_SUBST([HAVE_XLOCALE_H])
+
+ dnl Check whether 'struct lconv' is complete.
+ dnl Bionic libc's 'struct lconv' is just a dummy.
+ dnl On OpenBSD 4.9, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin 1.5.x,
+ dnl mingw, MSVC 9, it lacks the int_p_* and int_n_* members.
+ AC_CACHE_CHECK([whether struct lconv is properly defined],
+ [gl_cv_sys_struct_lconv_ok],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[#include <locale.h>
+ struct lconv l;
+ int x = sizeof (l.decimal_point);
+ int y = sizeof (l.int_p_cs_precedes);]],
+ [[]])],
+ [gl_cv_sys_struct_lconv_ok=yes],
+ [gl_cv_sys_struct_lconv_ok=no])
+ ])
+ if test $gl_cv_sys_struct_lconv_ok = no; then
+ REPLACE_STRUCT_LCONV=1
+ fi
+
+ dnl <locale.h> is always overridden, because of GNULIB_POSIXCHECK.
+ gl_NEXT_HEADERS([locale.h])
+
+ dnl Check for declarations of anything we want to poison if the
+ dnl corresponding gnulib module is not in use.
+ gl_WARN_ON_USE_PREPARE([[#include <locale.h>
+/* Some systems provide declarations in a non-standard header. */
+#if HAVE_XLOCALE_H
+# include <xlocale.h>
+#endif
+ ]],
+ [setlocale duplocale])
+])
+
+AC_DEFUN([gl_LOCALE_MODULE_INDICATOR],
+[
+ dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
+ AC_REQUIRE([gl_LOCALE_H_DEFAULTS])
+ gl_MODULE_INDICATOR_SET_VARIABLE([$1])
+ dnl Define it also as a C macro, for the benefit of the unit tests.
+ gl_MODULE_INDICATOR_FOR_TESTS([$1])
+])
+
+AC_DEFUN([gl_LOCALE_H_DEFAULTS],
+[
+ GNULIB_LOCALECONV=0; AC_SUBST([GNULIB_LOCALECONV])
+ GNULIB_SETLOCALE=0; AC_SUBST([GNULIB_SETLOCALE])
+ GNULIB_DUPLOCALE=0; AC_SUBST([GNULIB_DUPLOCALE])
+ dnl Assume proper GNU behavior unless another module says otherwise.
+ HAVE_DUPLOCALE=1; AC_SUBST([HAVE_DUPLOCALE])
+ REPLACE_LOCALECONV=0; AC_SUBST([REPLACE_LOCALECONV])
+ REPLACE_SETLOCALE=0; AC_SUBST([REPLACE_SETLOCALE])
+ REPLACE_DUPLOCALE=0; AC_SUBST([REPLACE_DUPLOCALE])
+ REPLACE_STRUCT_LCONV=0; AC_SUBST([REPLACE_STRUCT_LCONV])